Table 1.Influence of CuSO4 spectral filters on stomatal characteristics of chrysanthemum plants.


Treatment No. of Stomata Stomata length Stomata width Pore area Total stomata Total pore area
   (µm ) (µm ) (µm 2) (x10 6/plant) (mm 2/plant )
Control 61 a 26.7 a 5.3 a 449.8 a 4.8 a 2129 a
CuSO4 55 b 27.3 a 4.8 a 412.6 a 2.6 b 1056 b

 Means with same letter (within a column) are not significantly different.